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ankoles [38]
3 years ago
12

How to do this question plz answer my question ​

Mathematics
2 answers:
Sidana [21]3 years ago
8 0

Answer:

510,064,471,910,000 m² or 5.1 x 10^14 m²

Step-by-step explanation:

4πr²

if the diameter is 12742, then the radius is 6371

4π(6371)²

510,064,471.91 km²

510,064,471,910,000 m²

juin [17]3 years ago
4 0

Answer:

510064471909788 m²

Step-by-step explanation:

diameter=12742  so the radius r=12742/2=6371=6371*1000=6371000

A=4πr²

A=4π(6371000)²

A=162358564000000π =510064471909788 m²

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3 years ago
Maria and Josie went to the movies and spent $3.75 altogether on snacks. Let t = the price of a movie ticket. Write an expressio
nydimaria [60]
From the question we know that Maria and Josie went to the movies and spent a total amount of money, which should be the price of the tickets added to the price of the snacks.

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6 0
3 years ago
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rosijanka [135]

Answer:

p=25t because for each hour 25 tickets are sold

Step-by-step explanation:

8 0
3 years ago
If the family pays $25 what is the exact amount of change they should receive
Bingel [31]
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4 0
2 years ago
The graph of the function P(x) = −0.52x2 + 23x + 92 is shown. The function models the profits, P, in thousands of dollars for a
elena-14-01-66 [18.8K]

Answer:

6.84 ≤ x ≤ 37.39

Step-by-step explanation:

we have

P(x)=-0.5x^2+23x+92 -----> equation A

we know that

The company wants to keep its profits at or above $225,000,

so

PXx)\geq 225 -----> inequality B

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Solve the system by graphing

using a graphing tool

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see the attached figure

therefore

A reasonable constraint for the model is

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4 0
4 years ago
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